Home / 342,124,694.38-472,135,586.78-185,492,104.30

Finding the Fourth Proportional to 342,124,694.38, 472,135,586.78 and 185,492,104.30

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Solution

The fourth proportional to 342,124,694.38, 472,135,586.78 and 185,492,104.30 is: 255,981,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,124,694.38 : 472,135,586.78 = 185,492,104.30 : x
  2. Step 2: Convert to fraction form
    342,124,694.38/472,135,586.78 = 185,492,104.30/x
  3. Step 3: Cross multiply
    342,124,694.38x = 472,135,586.78 × 185,492,104.30
  4. Step 4: Simplify right side
    342,124,694.38x = 87,577,423,506,737,456
  5. Step 5: Solve for x
    x = 87,577,423,506,737,456/342,124,694.38
  6. Step 6: Final answer
    x = 255,981,006.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.